| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [is] difficult [verb] | 1825 |
|
| 2 | [pers pn] [is] [verb] [det] | 846 |
|
| 3 | [is] difficult [verb] [det] | 129 |
|
| 4 | [pers pn] difficult [verb] [det] | 54 |
|
